View more like this:

FMF Powercore 2 Silencer Yamaha YZ250

The FMF Powercore 2 Silencer is the measure for which others aim and delivers a strong performance edge to any 2 stroke machine. With its lightweight extruded aluminum oval canister mated to a perforated core and stainless steel stinger and end cap, the Powercore 2 Silencer is above the competition.